title: Comparison of bupivacaine hydrochloride and carbonated bupivacaine in brachial plexus blood by the interscalene technique.
mesh_terms: D000328:Adult; D001917:Brachial Plexus; D002045:Bupivacaine; D002245:Carbon Dioxide; D006801:Humans; D008875:Middle Aged; D009407:Nerve Block / Q000379:methods*; D013997:Time Factors
chemical_list: D002245:Carbon Dioxide; D002045:Bupivacaine